We used RFID cards to manage the free drinks at our Fiftieth Anniversary Celebrations last year. If you want to find out how they work (and how to get free drinks) you can find an article about them in issue 150 of MagPi magazine which is in the shops now.
Rob Miles is technology author and educator who spent many years as a lecturer in Computer Science at the University of Hull. He is also a Microsoft Developer Technologies MVP. He is into technology, teaching and photography. He is the author of the World Famous C# Yellow Book and almost as handsome as he thinks he is.
A proper developer conference in Hull. Find out more here.
